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Finding the Fourth Proportional to 159,310.35, 238,964.91 and 59,495.67

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Solution

The fourth proportional to 159,310.35, 238,964.91 and 59,495.67 is: 89,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,310.35 : 238,964.91 = 59,495.67 : x
  2. Step 2: Convert to fraction form
    159,310.35/238,964.91 = 59,495.67/x
  3. Step 3: Cross multiply
    159,310.35x = 238,964.91 × 59,495.67
  4. Step 4: Simplify right side
    159,310.35x = 14,217,377,426.94
  5. Step 5: Solve for x
    x = 14,217,377,426.94/159,310.35
  6. Step 6: Final answer
    x = 89,243.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.